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A controller for the selection of SelectableChannel objects. Selectable channels
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A specific moment in time, with millisecond precision. Values typically come
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A java.util.Queue that additionally supports operations that wait for the queue
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A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
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The Manifest class is used to obtain attribute information for a JarFile and its
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